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    Cloudflare SSL - Do You Use Or Not?

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    • black3dynamiteB
      black3dynamite @NashBrydges
      last edited by black3dynamite

      @nashbrydges said in Cloudflare SSL - Do You Use Or Not?:

      So I am going over a friend's setup today. He asked if I could make sure his setup was ok. Good for him to use Cloudflare for DNS but I noticed that he has setup SSL to "Full" even though he's using Let's Encrypt to secure his site. I've been turning that off for all of my domains on Cloudflare otherwise the cert that shows up in the browser is Cloudflare's and not his.

      Am I missing something? I don't see a reason why I would use Cloudflare's SSL because I prefer that the visitor's browser indicates that the certificate is issued to my own domain.

      I use Cloudflare SSL as well even though I'm using Let's Encrypt too.

      1 Reply Last reply Reply Quote 0
      • scottalanmillerS
        scottalanmiller
        last edited by

        I use both as well.

        1 Reply Last reply Reply Quote 0
        • JaredBuschJ
          JaredBusch
          last edited by

          You have to switch to DNS based auth for the LE certs if you are putting the traffic through CloudFlare or you need to disable cloudflare prior to the renew request.

          At least that is how it was when LE went public. Haven't looked into CF since.

          NashBrydgesN dbeatoD 2 Replies Last reply Reply Quote 1
          • NashBrydgesN
            NashBrydges
            last edited by

            @black3dynamite @scottalanmiller Is there any benefit in using CF's SSL? I only see this as confusing if users verefy the cert in their browser. Granted, that's likely a pretty rare thing but still. Any specific reason for using it vs not? You're using it just because it's there?

            dbeatoD black3dynamiteB 2 Replies Last reply Reply Quote 0
            • NashBrydgesN
              NashBrydges @JaredBusch
              last edited by

              @jaredbusch said in Cloudflare SSL - Do You Use Or Not?:

              You have to switch to DNS based auth for the LE certs if you are putting the traffic through CloudFlare or you need to disable cloudflare prior to the renew request.

              At least that is how it was when LE went public. Haven't looked into CF since.

              Thanks @JaredBusch I'll watch for this the next time I'm registering a new domain. So far, I've been migrating existing ones to CF so haven't run into this on renewal.

              1 Reply Last reply Reply Quote 0
              • dbeatoD
                dbeato @JaredBusch
                last edited by

                @jaredbusch said in Cloudflare SSL - Do You Use Or Not?:

                You have to switch to DNS based auth for the LE certs if you are putting the traffic through CloudFlare or you need to disable cloudflare prior to the renew request.

                At least that is how it was when LE went public. Haven't looked into CF since.

                Yes, that is true. I went through this with Zimbra and LE which caused a lot of problems.

                1 Reply Last reply Reply Quote 0
                • dbeatoD
                  dbeato @NashBrydges
                  last edited by

                  @nashbrydges said in Cloudflare SSL - Do You Use Or Not?:

                  @black3dynamite @scottalanmiller Is there any benefit in using CF's SSL? I only see this as confusing if users verefy the cert in their browser. Granted, that's likely a pretty rare thing but still. Any specific reason for using it vs not? You're using it just because it's there?

                  It is a reverse proxy for you without the need of an additional Server, you can also host sub-domains with the same SSL, it is free but the SSL just needs to be renewed in CloudFlare.

                  1 Reply Last reply Reply Quote 0
                  • black3dynamiteB
                    black3dynamite @NashBrydges
                    last edited by

                    @nashbrydges said in Cloudflare SSL - Do You Use Or Not?:

                    @black3dynamite @scottalanmiller Is there any benefit in using CF's SSL? I only see this as confusing if users verefy the cert in their browser. Granted, that's likely a pretty rare thing but still. Any specific reason for using it vs not? You're using it just because it's there?

                    I use the non strict Full SSL because I have some self-signed certs.

                    JaredBuschJ NashBrydgesN 2 Replies Last reply Reply Quote 1
                    • JaredBuschJ
                      JaredBusch @black3dynamite
                      last edited by

                      @black3dynamite said in Cloudflare SSL - Do You Use Or Not?:

                      @nashbrydges said in Cloudflare SSL - Do You Use Or Not?:

                      @black3dynamite @scottalanmiller Is there any benefit in using CF's SSL? I only see this as confusing if users verefy the cert in their browser. Granted, that's likely a pretty rare thing but still. Any specific reason for using it vs not? You're using it just because it's there?

                      I use the non strict Full SSL because I have some self-signed certs.

                      Same here.

                      1 Reply Last reply Reply Quote 0
                      • NashBrydgesN
                        NashBrydges @black3dynamite
                        last edited by

                        @black3dynamite said in Cloudflare SSL - Do You Use Or Not?:

                        @nashbrydges said in Cloudflare SSL - Do You Use Or Not?:

                        @black3dynamite @scottalanmiller Is there any benefit in using CF's SSL? I only see this as confusing if users verefy the cert in their browser. Granted, that's likely a pretty rare thing but still. Any specific reason for using it vs not? You're using it just because it's there?

                        I use the non strict Full SSL because I have some self-signed certs.

                        That would be a good use-case scenario. Thanks.

                        1 Reply Last reply Reply Quote 1
                        • FATeknollogeeF
                          FATeknollogee
                          last edited by

                          I use CF for DNS & as domain registrar.
                          My web hosting is done somewhere else.

                          I'm trying to use LE certs (at my web hoster) but the dns-01 validation is failing.

                          What am I doing wrong?

                          black3dynamiteB travisdh1T 2 Replies Last reply Reply Quote 1
                          • black3dynamiteB
                            black3dynamite @FATeknollogee
                            last edited by

                            @FATeknollogee said in Cloudflare SSL - Do You Use Or Not?:

                            dns-01

                            Not sure what that is but could this help?

                            Cloud Flare hook bash for dehydrated - DNS-01 Challenge Let's Encrypt
                            https://github.com/sineverba/cfhookbash

                            1 Reply Last reply Reply Quote 0
                            • travisdh1T
                              travisdh1 @FATeknollogee
                              last edited by

                              @FATeknollogee said in Cloudflare SSL - Do You Use Or Not?:

                              I use CF for DNS & as domain registrar.
                              My web hosting is done somewhere else.

                              I'm trying to use LE certs (at my web hoster) but the dns-01 validation is failing.

                              What am I doing wrong?

                              You'll need a cloudflare api key and the registered email in a file. Mine is in /root/.secrets/cloudlfare.ini, which has 2 lines

                              dns_cloudflare_email = [email protected]
                              dns_cloudflare_api_key = your key
                              

                              Then you can:

                              certbot2 certonly --dns-cloudflare-credentials /root/.secret/cloudflare.ini --renew-by-default -d domain.com -d subdomain.domain.com
                              

                              You do have to list all domains and subdomains you want the cert to be valid for in the command. I have mine scripted to run once every day.

                              dbeatoD 1 Reply Last reply Reply Quote 0
                              • dbeatoD
                                dbeato @travisdh1
                                last edited by

                                @travisdh1 said in Cloudflare SSL - Do You Use Or Not?:

                                @FATeknollogee said in Cloudflare SSL - Do You Use Or Not?:

                                I use CF for DNS & as domain registrar.
                                My web hosting is done somewhere else.

                                I'm trying to use LE certs (at my web hoster) but the dns-01 validation is failing.

                                What am I doing wrong?

                                You'll need a cloudflare api key and the registered email in a file. Mine is in /root/.secrets/cloudlfare.ini, which has 2 lines

                                dns_cloudflare_email = [email protected]
                                dns_cloudflare_api_key = your key
                                

                                Then you can:

                                certbot2 certonly --dns-cloudflare-credentials /root/.secret/cloudflare.ini --renew-by-default -d domain.com -d subdomain.domain.com
                                

                                You do have to list all domains and subdomains you want the cert to be valid for in the command. I have mine scripted to run once every day.

                                Yep, I have it that way for my home as I cannot get SSL since my ISP blocks port 80.

                                1 Reply Last reply Reply Quote 0
                                • JaredBuschJ
                                  JaredBusch
                                  last edited by

                                  I just don't wan tto take the time to convert everything. I have been using LE for so long...

                                  black3dynamiteB 1 Reply Last reply Reply Quote 0
                                  • black3dynamiteB
                                    black3dynamite @JaredBusch
                                    last edited by

                                    @JaredBusch said in Cloudflare SSL - Do You Use Or Not?:

                                    I just don't wan tto take the time to convert everything. I have been using LE for so long...

                                    Why would you have to convert? Is this a new way of getting certs now?

                                    JaredBuschJ 1 Reply Last reply Reply Quote 0
                                    • FATeknollogeeF
                                      FATeknollogee
                                      last edited by FATeknollogee

                                      @dbeato @travisdh1
                                      Are you guys doing this on a VPS or you have a self-hosted web server?

                                      travisdh1T dbeatoD 2 Replies Last reply Reply Quote 0
                                      • travisdh1T
                                        travisdh1 @FATeknollogee
                                        last edited by

                                        @FATeknollogee said in Cloudflare SSL - Do You Use Or Not?:

                                        @dbeato @travisdh1
                                        Are you guys doinf this on a VPS or you have a self-hosted web server?

                                        Mine is a self hosted server with an nginx proxy handling all external traffic. Should work the same with a VPS when using cloudflare for DNS.

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                                        • JaredBuschJ
                                          JaredBusch @black3dynamite
                                          last edited by

                                          @black3dynamite said in Cloudflare SSL - Do You Use Or Not?:

                                          @JaredBusch said in Cloudflare SSL - Do You Use Or Not?:

                                          I just don't wan tto take the time to convert everything. I have been using LE for so long...

                                          Why would you have to convert? Is this a new way of getting certs now?

                                          Yes. This would allow us to use CloudFlare again. When I first switched to LE, I had to manually disable CloudFlare (uncheck the orange cloud), wait a minute, then run the LE renew, then reenable CloudFlare.

                                          Certbot eventually came out with a plugin that you could use the CloudFlare API to enable, and disable during the process. But, by then, I had already just disabled CloudFare proxying all my sites that use LE.

                                          Now, with DNS verificaiton, I can turn everything back on and not even need the API to enable/disable. But I will need to take the time to set things back up again.

                                          1 Reply Last reply Reply Quote 1
                                          • B
                                            Baldwin_Cannon
                                            last edited by Baldwin_Cannon

                                            In principle, the combination of both will be appropriate for better safety of the web site. Only along with the above, I also use other types of SSL such as there https://hostovita.pl/ssl/

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